16
104269
VENT-FREE NATURAL GAS HEATER
CGN6LA
CGN10LA
Btu (Variable)
4,400/6,000
5,000/10,000
Type Gas
Natural Only
Natural Only
Ignition
Piezo
Piezo
Pressure Regulator Setting
3" W.C.
3" W.C.
Inlet Gas Pressure (inches of water)
Maximum
10.5"
10.5"
Minimum
4"
4"
Dimensions, Inches (H x W x D)
Heater
20
1
/
2
x 13
1
/
2
x 5
20
1
/
2
x 13
1
/
2
x 5
Carton
25 x 16
11
/
16
x 7
1
/
2
25 x 16
11
/
16
x 7
1
/
2
Weight (pounds)
Heater
13.5
13.5
Shipping
17
18
Note:
Use only original replacement parts.
This will protect your warranty coverage for
parts replaced under warranty.
PARTS UNDER WARRANTY
Contact authorized dealer from whom you
purchased this product. If they cannot supply
original replacement part(s), either contact
your nearest Parts Central or call DESA
International’s Technical Service
Department at 1-800-323-5190 for referral
information.
When contacting your dealer or DESA In-
ternational, have ready:
• your name
• your address
• model and serial numbers of your heater
• how heater was malfunctioning
• type of gas used (propane/LP or natural
gas)
• purchase date
Usually, we will ask you to return the defec-
tive part to the factory.
PARTS NOT UNDER
WARRANTY
Contact authorized dealers of this product.
If they cannot supply original replacement
part(s), either contact your nearest Parts
Central or call DESA International’s Parts
Department at 1-800-972-7879 for referral
information.
When calling DESA International, have
ready:
• model number of your heater
• the replacement part number
REPLACEMENT
PARTS
SPECIFICATIONS
SERVICE
PUBLICATIONS
You can purchase a service manual from the
address listed on the back page of this
manual. Send a check for $5.00 payable to
DESA International.
TECHNICAL
SERVICE
You may have further questions about in-
stallation, operation, or troubleshooting. If
so, contact DESA International’s Technical
Service Department at 1-800-323-5190.
You can also visit DESA International’s
technical service web site at
www.desatech.com.
When Gas Pressure Is Too Low
• pilot will not stay lit
• burner will have delayed ignition
• heater will not produce specified heat
When Gas Quality Is Bad
• pilot will not stay lit
• burner will produce flames and soot
• heater will backfire when lit
You may feel your gas pressure is too low or
gas quality is bad. If so, contact your local
natural gas supplier.
SERVICE HINTS
EQUIPMENT SHUTOFF
VALVE GA5010
Equipment shutoff valve with 1/8" NPT tap.
ACCESSORY
Purchase this heater accessory from your
local dealer. If they cannot supply this ac-
cessory, either contact your nearest Parts
Central (page 17) or call DESA
International’s Parts Department at 1-800-
972-7879 for referral information. You can
also write to the address listed on the back
page of this manual.